15661996038

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{4973}}^1$

素因数の和:5350

約数の個数: 96

約数和(自身を含む): 37521548064

約数和(自身を除く): 21859552026

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 313, 387, 559, 626, 774, 939, 1118, 1677, 1878, 2817, 3354, 4069, 4973, 5031, 5634, 8138, 9946, 10062, 12207, 13459, 14919, 24414, 26918, 29838, 36621, 40377, 44757, 64649, 73242, 80754, 89514, 121131, 129298, 174967, 193947, 213839, 242262, 349934, 387894, 427678, 524901, 581841, 641517, 1049802, 1163682, 1283034, 1556549, 1574703, 1924551, 2779907, 3113098, 3149406, 3849102, 4669647, 5559814, 8339721, 9339294, 14008941, 16679442, 20235137, 25019163, 28017882, 40470274, 50038326, 60705411, 66931607, 121410822, 133863214, 182116233, 200794821, 364232466, 401589642, 602384463, 870110891, 1204768926, 1740221782, 2610332673, 5220665346, 7830998019, 15661996038]

約数ペア:

[(1, 15661996038), (2, 7830998019), (3, 5220665346), (6, 2610332673), (9, 1740221782), (13, 1204768926), (18, 870110891), (26, 602384463), (39, 401589642), (43, 364232466), (78, 200794821), (86, 182116233), (117, 133863214), (129, 121410822), (234, 66931607), (258, 60705411), (313, 50038326), (387, 40470274), (559, 28017882), (626, 25019163), (774, 20235137), (939, 16679442), (1118, 14008941), (1677, 9339294), (1878, 8339721), (2817, 5559814), (3354, 4669647), (4069, 3849102), (4973, 3149406), (5031, 3113098), (5634, 2779907), (8138, 1924551), (9946, 1574703), (10062, 1556549), (12207, 1283034), (13459, 1163682), (14919, 1049802), (24414, 641517), (26918, 581841), (29838, 524901), (36621, 427678), (40377, 387894), (44757, 349934), (64649, 242262), (73242, 213839), (80754, 193947), (89514, 174967), (121131, 129298)]